import java.util.Scanner;

/**
 * Created with IntelliJ IDEA.
 * Description:
 * User: YKH
 * Date: 2022-03-10
 * Time: 20:56
 */
public class Programcontro {
    //循环输入，按 ctrl+d 结束
    public static void main2(String[] args) {
        Scanner scan = new Scanner(System.in);
        while( scan.hasNextInt())
        {
            int year=scan.nextInt();
            if( year>0) {
                System.out.println(year);
            } else {
                System.out.println("负数");
            }
        }
    }

    public static void main(String[] args) {
       Scanner scan = new Scanner(System.in);
       int n = scan.nextInt();
        if(n>=100) {
            System.out.println(n);
        } else {
            System.out.println("n<100");
        }

    }
}
